Marine reserves need to be more flexible to reflect the changing behaviour of the creatures they are trying to protect, say scientists.

Four Chinese nationals face deportation from Zimbabwe after they are arrested for killing and eating rare tortoises, officials say.

Facebook, YouTube and even texting will be the salvation of many of the world's endangered languages, scientists believe.

The public are going to get the chance to see live creatures pulled up from the deep ocean in what is thought to be the first permanent display of its kind.